/* ---
   Modern Dairy Farm CSS
   - Mobile-First Design
   - Enhanced Variables & Theming
   - Advanced Layouts and Animations
--- */

/* --- 1. Root Variables & General Styles --- */
:root {
    --green-dark: #386641;
    --green-light: #6A994E;
    --cream: #F2E8CF;
    --sand: #A38A73;
    --white: #FFFFFF;
    --black: #333333;

    --font-heading: 'Roboto', sans-serif;
    --font-body: 'Open Sans', sans-serif;

    --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-md: 0 8px 15px rgba(0,0,0,0.1);
    --shadow-lg: 0 15px 30px rgba(0,0,0,0.15);
    --border-radius: 8px;
    --transition-fast: 0.2s ease-in-out;
    --transition-smooth: 0.4s ease-in-out;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-body);
    color: var(--black);
    background-color: var(--white);
    line-height: 1.7;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- 2. Reusable Components (Buttons, Links) --- */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    border: 2px solid var(--green-dark);
    background-color: var(--green-dark);
    color: var(--white);
    text-decoration: none;
    font-weight: 700;
    font-family: var(--font-heading);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn:hover {
    background-color: var(--green-light);
    border-color: var(--green-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* --- 3. Header & Navigation --- */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: top var(--transition-smooth);
}

.navbar {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--black);
    font-weight: 700;
    font-size: 1.1rem;
}

.logo img {
    /* height: 45px; */
    /* margin-right: 12px; */
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--black);
    font-weight: 600;
    position: relative;
    padding: 5px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--green-dark);
    transition: width var(--transition-smooth);
}

.nav-links a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    background: none;
    border: none;
    color: var(--black);
    cursor: pointer;
}

/* --- 4. Hero & Page Headers --- */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    background-size: cover;
    background-position: center;
    position: relative;
}

.hero-section::before, .page-header::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(0deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.2) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
}

.page-header {
    padding: 120px 0 60px;
    text-align: center;
    color: var(--white);
    background-size: cover;
    background-position: center;
    position: relative;
    margin-top: 80px;
}

.page-header .container {
    position: relative; z-index: 2;
}

.page-header h1 {
    font-size: 3rem;
    font-family: var(--font-heading);
}

/* --- 5. Content Sections --- */
.content-section {
    padding: 100px 0;
}

.bg-cream {
    background-color: var(--cream);
}

.content-section h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-family: var(--font-heading);
    color: var(--green-dark);
    text-align: center;
    margin-bottom: 1rem;
}

.content-section > .container > p {
    max-width: 800px;
    margin: 0 auto 60px auto;
    text-align: center;
    font-size: 1.1rem;
}

/* --- 6. Specific Section Layouts (About, Products, Testimonials) --- */

/* About Page */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.about-container.reverse {
    grid-template-columns: 1fr 1fr; /* Explicitly set for reverse */
}
.about-container.reverse .about-image {
    order: 2;
}

.about-text h2 {
    text-align: left;
    margin-bottom: 1.5rem;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

.values-list {
    list-style: none;
    padding-left: 0;
}
.values-list li {
    padding: 10px 0;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}
.values-list li:last-child {
    border-bottom: none;
}
.values-list li strong {
    color: var(--green-dark);
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.product-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.product-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-content h3 {
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.product-content p {
    flex-grow: 1;
    margin-bottom: 1rem;
}

.price {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--green-dark);
}

/* Testimonials */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    border-left: 5px solid var(--green-light);
    box-shadow: var(--shadow-sm);
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 1rem;
    color: #555;
}

.testimonial-card h4 {
    text-align: right;
    font-weight: 700;
    color: var(--green-dark);
}

/* --- 7. Forms (Contact, Auth) --- */
.contact-section {
    padding-top: 160px;
    padding-bottom: 80px;
    background: linear-gradient(180deg, var(--white) 0%, var(--cream) 100%);
}

.contact-form-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.input-group {
    position: relative;
    margin-bottom: 2.5rem;
}

.input-group input, .input-group textarea {
    width: 100%;
    padding: 10px;
    border: none;
    border-bottom: 2px solid #ccc;
    font-size: 1rem;
    background-color: transparent;
    transition: border-color var(--transition-fast);
}

.input-group label {
    position: absolute;
    top: 10px;
    left: 10px;
    color: #999;
    pointer-events: none;
    transition: all var(--transition-fast);
}

.input-group input:focus, .input-group textarea:focus {
    outline: none;
    border-bottom-color: var(--green-dark);
}

.input-group input:focus + label,
.input-group input:valid + label,
.input-group textarea:focus + label,
.input-group textarea:valid + label {
    top: -16px;
    left: 0;
    font-size: 0.8rem;
    color: var(--green-dark);
}

.form-error, .form-success {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    text-align: center;
}
.form-error { background-color: #f8d7da; color: #721c24; }
.form-success { background-color: #d4edda; color: #155724; }

/* Auth pages use similar styles, will piggyback on contact form styles */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--green-light) 0%, var(--green-dark) 100%);
}
.auth-box {
    width: 100%;
    max-width: 420px;
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    text-align: center;
}
.auth-box .btn { width: 100%; }

/* --- 8. Footer --- */
footer {
    background: var(--black);
    color: rgba(255,255,255,0.7);
    text-align: center;
    padding: 3rem 1.5rem;
}
.social-icons a {
    color: var(--white);
    margin: 0 12px;
    font-size: 1.3rem;
    transition: color var(--transition-fast);
}
.social-icons a:hover {
    color: var(--green-light);
}
footer p {
    margin-bottom: 1rem;
}

/* --- 9. Animations & Effects --- */
.fade-in {
    animation: fadeIn 1s ease-out forwards;
    opacity: 0;
}
@keyframes fadeIn {
    to { opacity: 1; }
}

/* --- 10. Responsive Design (Mobile-First) --- */
@media (max-width: 992px) {
    .about-container {
        grid-template-columns: 1fr;
    }
    .about-container.reverse {
        grid-template-columns: 1fr;
    }
    .about-container.reverse .about-image {
        order: -1; /* Image on top */
    }
    .about-image { margin-bottom: 2rem; }
    .about-text h2 { text-align: center; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        transition: left var(--transition-smooth);
    }
    .nav-menu.active {
        left: 0;
    }
    .nav-links {
        flex-direction: column;
        font-size: 1.5rem;
        text-align: center;
    }
    .btn-login-nav {
        display: none; /* Hide login button in slide-out menu */
    }
    .hamburger {
        display: block;
        z-index: 1001;
    }
}



/* Add these styles to your footer section in css/style.css */

.footer-contact-info {
    margin: 1.5rem 0;
    color: rgba(255,255,255,0.8);
}

.footer-contact-info p {
    margin: 0.5rem 0;
}

.footer-contact-info i {
    margin-right: 10px;
    color: var(--green-light); /* Uses the existing light green color variable */
    width: 20px;
    text-align: center;
}

.contact-divider {
    margin: 0 10px;
}

.copyright, .owner-info {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: 0.5rem;
}